Arithmeticeasy · Past Paper
The sides of a triangle are in the ratio 2:3:4. If the perimeter is 18 cm, find the longest side.
A4 cm
B6 cm
C8 cm
D10 cm
✓ Correct Answer: C — 8 cm
Sum of parts = 2+3+4=9. Longest side = (4/9) * 18 = 8 cm.
Share this question
More from Arithmetic
- Find the sub-duplicate ratio of 25:36.
- What is 20% of 150?
- If a:b = c:d, which of the following is true by Componendo and Dividendo?
- A sum of money is divided among A, B, C in the ratio 3:5:7. If C's share is Rs 1600 more than A's share, find B's share.
- In a mixture of 30L, ratio of acid to water is 2:3. How much water must be added to make it 2:5?